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STM32H7B0AB Datasheet(PDF) 97 Page - STMicroelectronics

Part # STM32H7B0AB
Description  32-bit Arm® Cortex®-M7 280 MHz MCUs, 128-Kbyte Flash memory, 1.4-Mbyte RAM, 46 com. and analog interfaces, SMPS, crypto
PDF  205 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STM32H7B0AB Datasheet(HTML) 97 Page - STMicroelectronics

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6.3.12
Memory characteristics
Flash memory
The characteristics are given at TJ = –40 to 130 °C unless otherwise specified.
The devices are shipped to customers with the flash memory erased.
Table 55. Flash memory characteristics
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
IDD
Supply current
Word program
-
2.5
4
mA
Sector erase
-
1.8
3
Mass erase
-
2.0
3
Table 56. Flash memory programming
Symbol
Parameter
Conditions
Min
Typ
Max(1)
Unit
tprog
Word program time
128 bits (user area)
-
-
20
µs
16 bits (OTP area)
-
-
20
tERASE8KB
Sector erase time (8 Kbytes)
-
-
-
2.2
ms
tME
Bank mass erase time
-
-
10
Vprog
Programming voltage
1.62
-
3.6
V
1. Guaranteed by characterization results.
Table 57. Flash memory endurance and data retention
Symbol
Parameter
Conditions
Value
Unit
Min(1)
NEND
Endurance
TJ = –40 to +130 °C
10
kcycles
tRET
Data retention
1 kcycle at TA = 85 °C
30
Years
-
10 kcycles at TA = 55 °C
20
1. Guaranteed by characterization results.
STM32H7B0xB
Operating conditions
DS13196 - Rev 7
page 97/205



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